221356812 (number)
221356812 is an even 9-digits composite number following 221356811 and preceding 221356813. In scientific notation, it is written as 2.21356812 × 10^8. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 72883200 positive integers (up to 221356812) that are relatively prime to 221356812.
Interesting facts
- 221356812 has 48 divisors, whose sum is 522863712
- The reverse of 221356812 is 218653122
- Previous prime number is 293
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 30
- Digital Root 3
Name
Name | two hundred twenty-one million three hundred fifty-six thousand eight hundred twelve |
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Notation
Scientific notation | 2.21356812 × 10^8 |
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Engineering notation | 2.21356812 × 10^6 |
Prime Factorization of 221356812
Prime Factorization 2 × 2 × 3 × 157 × 293 × 401
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 110678406 | Product of the distinct prime numbers |
The prime factorization of 221356812 is 2 × 2 × 3 × 157 × 293 × 401. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 221356812)
Multiplication
n×yn×2 | 442713624 |
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n×3 | 664070436 |
n×4 | 885427248 |
n×5 | 1106784060 |
Division
n÷yn÷2 | 110678406 |
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n÷3 | 73785604 |
n÷3 | 55339203 |
n÷5 | 44271362.4 |
Exponentiation
nyn2 | 48998838218803344 |
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n3 | 1.0846226619818E+25 |
n4 | 2.4008861467925E+33 |
n5 | 5.3145250342894E+41 |
Nth Root
y√n2√n | 14878.064793514 |
---|---|
3√n | 604.91956401663 |
4√n | 121.97567295782 |
5√n | 46.667934353588 |
Divisors of 221356812
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -221356811 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 221356812 can be divided by 48 positive divisors. The sum of these divisors (counting 221356812) is 1, the average is 0.020833333333333.
Base conversion 221356812
Base | System | Value |
---|---|---|
2 | Binary | 1101001100011010001100001100 |
3 | Ternary | 120102112002110110 |
4 | Quaternary | 31030122030030 |
5 | Quinary | 423131404222 |
6 | Senary | 33544240020 |
8 | Octal | 1514321414 |
10 | Decimal | 221356812 |
12 | Duodecimal | 62170010 |
16 | Hexadecimal | d31a30c |
20 | Vigesimal | 3939c0c |
36 | Base36 | 3nsg0c |
Cryptographic Hash Functions
md5 | 381840c118887db7ec64e974eb565db3 |
---|---|
sha1 | 7660111647fb37525e298eb1c099d201d89142b4 |
sha256 | 864cdef500ca5b48207735d0c65d88eed1a54d5f29497ce13618f64330d6974f |
sha512 | bc955c51ab4ffb861e0c9dfe8151a809f8e4786ae11d7e3bef69ad6377027b4d764052fb9fed2a7770435146437557c41323cfd91e6e14d9e885e14d401d2df0 |
ripemd-160 | e41149b3217732996798b0fae294b556f1ac95e8 |
221356812 as geometric shapes
Circle
Radius = nDiameter | 442713624 |
---|---|
Circumference | 1390825868.8025 |
Area | 1.5393439018263E+17 |
Sphere
Radius = nVolume | 4.5432567823987E+25 |
---|---|
Surface area | 6.1573756073051E+17 |
Circumference | 1390825868.8025 |
Square
Length = nPerimeter | 885427248 |
---|---|
Area | 48998838218803344 |
Diagonal | 313045805.65407 |
Cube
Length = nSurface area | 293993029312820064 |
---|---|
Volume | 1.0846226619818E+25 |
Space diagonal | 383401244.98547 |
Equilateral Triangle
Length = nPerimeter | 664070436 |
---|---|
Area | 2.1217119326704E+16 |
Altitude | 191700622.49274 |
Triangular Pyramid
Length = nSurface area | 2.1217119326704E+16 |
---|---|
Volume | 1.2782400655266E+24 |
Height | 104348601.88469 |